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Quick Details

  • Material: CHROME, chrome steel
  • Place of Origin: Shandong, China (Mainland)
  • Brand Name: CHINA
  • Model Number: BK25 BF25
  • Quality: best
  • Application: cnc machine
  • Clearance: C1 C2 C3 C4
  • Vibration: v1 v2 v3 v4
  • Lubrication: oil greese
  • Stock: large and rich
  • Type: Linear support
  • Precision Rating: p0 p4 p6
  • Certificate: ISO9001-2000,SGS,CQC

Packaging & Delivery

Packaging Details single box+plastic bag
Delivery Time 2-3 working days
ball screw support unit BK25 BF25 housing
Product Description


Product nameFixed-side/floated-side support unit
Brand nameXRT or OEM Brands
ID sizeStandard and non-standard sizes available
MaterialZrO2, Si3N4, carbon steel, stainless steel, chrome steel, alloy steel
CageSteel Cage, copper Cage
Featurelead screw
Tolerance ratingABEC-1,ABEC-3,ABEC-5
Vibration ratingV1,V2,V3
Noises ratingZ1,Z2,Z3
ServiceOEM, Design, Buyer Label
Delivery date2-15 days
Payment termsA: 30% T/T in advance .70% against copy of B/L
B.30% T/T in advance .70% against L/C at sight
C.Western union
PackageA.Polybag +Box+Carton
C.As the customer's request



Series Of  Ball Screw Support Bearing Unit

We stock and supply a complete range of support bearings that are suited for ball and lead screw operation. Available in both flanged and pillow block versions that cater for shaft sizes from 4mm up to 40mm.


(1)BK Type - Thrust pillow block fixed

    BF Type - Radial simple support


      Fixed side: BK10,BK12,BK15,BK17,BK20,BK25,BK30


      Floated side:  BF10 ,BF12, BF15, BF17, BF20, BF25,BF30


(2)FF Type -  Flange mount simple support

    FK Type - Flange mount thrust bearing


      Fixed side:FK6,FK8,FK10,FK12,FK15,FK20,FK25,FK30


     Supported side:FF6,FF10,FF12,FF15,FF17,FF20,FF25,FF30


(3)EK Type - Fixed side

    EF Type - Fioated side  

   Fixed side: EK6, EK8, EK10, EK12, EK15, EK20


     Floated side: EF6,EF8,EF10,EF12,EF15,EF20











 Application Of Ball Screw Support Bearing Unit

 Support Bearing  is widely used in precision screw machine tools, electronics, automation, textile, automotive, medical, food, packaging, rubber and other fields. Products include,  ball splines, linear combination of components such as bearings and related linear motion products.

Packaging & Shipping


1. plastic bag+single box+carton+pallet

2. carton +pallet

3.As customer's requirement












1. CNC machine

2. engraving &etching machine

3.window machine

4.Semi-Conductor Equipment

5.Electronic and medical equipment


Shipping Method



2. HK and Singapore EMS

3. By sea

4. As your requirement


 Payment Term


1.Wire Transfer

2. Paypal

3. Western Union

4. L/C at sight

Our Services


Our Service:


1.Customer service:
Any questions to be sent will get response within 24 hours.


2.Lead Time:
Sample Lead-times: generally 7 workdays.
Production Lead-times: 15-20 workdays after getting your deposit.


3.Transit time:
For small weight or Urgent, goods will be sent by Express DHL/FedEX/UPS/TNT/EMS
For max production,goods will be shipped by sea/by air.
According to client’s requirements.


4.After-sales service:
Before shippment ,products will be strictly inspection on our factory QC Process System.Just in case,there is abnormal.Please contact us at first time, Customer Complaint handling procedure will be boot at once.Implementation of the scheme will be come out within 48 hours.We will negotiate with customer to find a reasonable way to resolve and compensate.



Company Information


About us:

Jinan Ruihode Bearing Co.,Ltd is a professional bearing manufacturer. We are engaged in the production of quality bearings, We can supply various kinds of bearings according to customers' requirements. Our products enjoy great popularity in the worldwide markets, like Asia, Europe and the USA.

Our products include Taper roller bearings, Deep groove ball bearings, cylindrical roller bearings, Spherical roller bearings, Thrust ball bearings, Spherical thrust roller bearings and Excavator bearings. Our products are extensively used in machinery, excavator, hydropower, engineering, railways, automobiles, electric power, textiles, metallurgy, mine, papermaking, sports equipment and precision instruments.



Ruihode bearing factory technical bearing manufacture in China, professional product:

1.Tapered roller bearing.
2.Deep groove ball bearing.
3.Cylindrical roller bearing .
4.Double direction angular contact thrust ball bearings .
5.Auto bearings.and Excavator bearing
6.other non-standard bearings. 
7.Rolling mill bearing 

8.3D Printing machine bearing

9.Mixer and tool machine bearing 

10.Hydraulic pump bearing 

11.Textile machine bearing

12.Other non-standard bearings


OUr advantage:

1. More than ten years bearing products exporting experiences.
2. OEM order and non-standard bearing order can be accepted.
3. Many sizes of bearing are available. Large quantity bearing can be provided.
4. To respect customers, you can choose the loading port.
5. A certain number of free sample can be provide to support our customer's after-sale services and warranty.


The advantage of our Product:
1).We have manufactured bearings for over 10 years.
We are the leading manufacturer of bearing in China. We have a large group of bearing material suppliers. They are stable and very cooperated due to our big factory strength.


2).The stable annual output was 3000000 sets.
The stable output was upon the stable quality. We will schedule the annual orders plan for you upon the stable annual output.


3).Our tech and service team was very powerful and professional.
We always can meet your requirements upon our tech and service. The large group of tech and service team will meet you around 24 hours. And we will develop the new products upon your potential orders.


4).We have our own brand "XRT"

Our own brand "XRT" have high reputation among local and abroad. We will search more higher agent around the globle.






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Trade Assurance
China (Mainland) | Trading Company
Transaction Level:
Supplier Assessments:
8 Transactions 1,000+
The supplier’s transactions conducted via Alibaba.com in the past 6 months.
The supplier supports Trade Assurance – A free service that protects your orders from payment to delivery.
Supplier's Trade Assurance Limit: US $33,000
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